<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
</head>
<body>

<script type="text/javascript">

    function Bike(color,owner){
        this.color = color;
        this.owner = owner;
    }

    var person = {
        name: 'john',
        age: 40
    }
    //window




</script>

</body>
</html>